Yes, Betfair can detect VPN usage if you are using a shoddy virtual private network. With a reliable VPN, such as NordVPN, you can get a dedicated IP, change your location, and use obfuscated servers. That way, Betfair shouldn't detect that you are using a VPN.

If you see "NA" under the injury notes it means the player is "Not Active." There are several reasons players could have this designation and it can affect your team in different ways.

What is the Wong teaser in football? The Wong teaser is a betting strategy developed by sharp bettor Stanford Wong that recommended to play a two-team, six-point teaser and to only play spread favorites of -7.5 to -8.5 and underdogs from +1.5 to +2.5.